LookSmart, Ltd. (LookSmart) is a search advertising network solutions company that provides solutions for search advertising customers. LookSmart's revenue sources are divided into two categories: Advertiser Networks and Publisher Solutions. The Company's search advertising network includes publishers and search advertising customers, including intermediaries and direct advertising customers and their agencies, as well as self-service customers in the United States and certain other countries. The Company's application programming interface (API) allows search advertising customers and their advertising agencies to connect type of marketing or reporting software. LookSmart also offers publishers private-label search advertiser network solutions based on its AdCenter platform technology (Publisher Solutions).Effective September 3, 2013, LookSmart Ltd acquired Syncapse Corp.